Dr. James Erwin Merrill, DO

  • Iron Mountain, MI
  • OB-GYN
NPI1114009859
Part D claims, 2021
40
Industry payments
$184
Affiliated sites
1
Medical group
1
State license
1
Practice address
1001 S Hemlock St, Iron Mountain, MI 49801
Practice phone
Call (906) 779-1290
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Dickinson Gynecology Clinic

Women's health practice · Iron Mountain, Michigan

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Dr. James Erwin Merrill is an OB-GYN in Iron Mountain, Michigan

Dr. Merrill practices at Dickinson Gynecology Clinic in Iron Mountain, Michigan.

Dr. Merrill's NPI, 1114009859, was assigned on October 20, 2006. Dr. Merrill graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1990. Dr. Merrill holds Michigan license 5101011179.

NPI and contact details
NPI enumeration date
October 20, 2006
NPI status
Active
Practice phone
(906) 779-1290
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
62
Medical school graduation
1990

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. James Erwin Merrill practices at 2 locations in Iron Mountain, Michigan

Dr. Merrill's primary practice is Dickinson Gynecology Clinic, at 1001 S Hemlock St, Iron Mountain, MI 49801. The practice phone is (906) 779-1290. The NPI Registry lists Dr. Merrill's practice address as 1721 S Stephenson Ave, Iron Mountain, MI 49801.

  • Dickinson Gynecology ClinicPrimary
    1001 S Hemlock St, Iron Mountain, MI 49801Phone(906) 779-1290
  • NPI Registry address
    1721 S Stephenson Ave, Iron Mountain, MI 49801 · Dickinson CountyPhone(906) 776-5982

Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data

Dr. James Erwin Merrill is affiliated with 1 site of care and 1 medical group

Dr. Merrill's primary practice is Dickinson Gynecology Clinic in Iron Mountain, Michigan. The medical group on file is Marshfield Medical Center - Dickinson.

Dickinson Gynecology ClinicWomen's health practice · Iron Mountain, MichiganPrimary
Marshfield Medical Center - DickinsonRadiology and imaging group, Iron Mountain, MI

Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dmand AI tracks the EHR system at Dr. James Erwin Merrill's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Merrill practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Dickinson Gynecology ClinicAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. James Erwin Merrill is one of 1,457 OB-GYNs in Michigan

Obstetrics and gynecology is Dr. Merrill's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Merrill is licensed in Michigan.

Specialties and state licenses

  • Obstetrics and gynecology, MichiganPrimaryLicense 5101011179 · taxonomy 207V00000X

OB-GYNs near Dr. Merrill

Counts of OB-GYNs with a Dmand AI profile, by place and practice. Each opens the list.

1,457OB-GYNs in Michigan
6OB-GYNs in Iron Mountain

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. James Erwin Merrill's patients have a median age of 43

Across all payers, Dmand AI patient panel data puts Dr. Merrill's median patient age at 43, with 100% women.

Dr. Merrill's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 43

Patient panel by sex, all payers

  • Women100%
  • Men0%

Source: Dmand AI Patient Panel Data

Dr. James Erwin Merrill wrote 40 Medicare Part D claims in 2021

In 2021, Dr. Merrill wrote 40 Medicare Part D claims. They cover 3 drugs, with $4,695 in total drug cost. In 2019, CMS named 32 claims across 2 drugs.

Part D claims, 202140
Drugs named by CMS3
Total drug cost$4,695

Dr. Merrill's most prescribed drugs by claims, 2021

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2019 to 2021

  • 2019
  • 2021
Claims for drugs CMS names
2019: 322021: 4025%

Drugs named by CMS: 3 in 2021, 2 in 2019.

See all prescribing by Dr. Merrill

Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026

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Dr. James Erwin Merrill received $184 in industry payments from 2016 to 2023

CMS Open Payments shows 11 general payments to Dr. Merrill from 6 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $87.

General payments to Dr. Merrill by program year, 2016 to 2023

Companies that paid Dr. Merrill the most, 2016 to 2023

Share is of all general payments to this clinician.

See all payments to Dr. Merrill

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. James Erwin Merrill graduated from Des Moines University of Osteopathic Medicine and Health Sciences

Dr. Merrill graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1990.

  1. Medical schoolDes Moines University of Osteopathic Medicine and Health Sciences

Source: Dmand AI Professional Profile Data

Sources for Dr. James Erwin Merrill's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. James Erwin Merrill

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. James Erwin Merrill's NPI number?

Dr. James Erwin Merrill's NPI number is 1114009859. It was assigned on October 20, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. James Erwin Merrill?

Dr. James Erwin Merrill is an OB-GYN in Iron Mountain, Michigan. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).

Where does Dr. James Erwin Merrill practice?

Dr. Merrill practices at 1001 S Hemlock St, Iron Mountain, MI 49801. Dr. Merrill also practices at 1721 S Stephenson Ave, Iron Mountain, MI 49801. Dr. Merrill's primary practice is Dickinson Gynecology Clinic in Iron Mountain, Michigan.

What is Dr. James Erwin Merrill's office phone number?

The practice phone on file for Dr. Merrill is (906) 779-1290.

What is Dr. James Erwin Merrill's medical license number?

Dr. Merrill holds Michigan license 5101011179.

What medical group is Dr. James Erwin Merrill part of?

Dr. Merrill is linked to Marshfield Medical Center - Dickinson.

Where did Dr. James Erwin Merrill go to medical school?

Dr. Merrill graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1990.

What drugs does Dr. James Erwin Merrill prescribe most?

In 2021 Medicare Part D data, Dr. Merrill's most prescribed drugs by claims were Acyclovir, Junel and Premarin.

Has Dr. James Erwin Merrill received payments from drug or device companies?

CMS Open Payments shows $184 in general payments to Dr. Merrill from 6 companies from 2016 to 2023. The largest total came from Abbvie Inc.

How long has Dr. James Erwin Merrill been practicing?

Dr. Merrill graduated from medical school in 1990, 36 years ago.

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